Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yi-Chieh Cho — 5 Patents

DEDelta Electronics: 5 patents #384 of 2,746Top 15%
Taoyuan, TW: #1,295 of 5,438 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Yi-Chieh Cho has been granted 5 US patents while listed as an inventor at Delta Electronics. The first was granted in 2008 and the most recent in October 2018. Yi-Chieh Cho ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Yi-Chieh Cho in Taoyuan, TW.

Patents per Year

Patents granted per year, 2008 to 2018Bar chart with a peak of 3 patents in 2010.peak 32008: 1 patents20082010: 3 patents20102018: 1 patents2018

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10103676 Fan motor braking apparatus and the control method thereof Wei-Shuo Tseng, Chia-Feng Wu, Yun-Hua Chao, Po-Tsun Chen 2018-10-16
7781998 Fan systems Ming-Lung Liu, Chia-Feng Wu, Yueh-Lung Huang 2010-08-24
7694157 Heat dissipation device and control method for same Chia-Feng Wu, Cheng-Chieh Liu, Yueh-Lung Huang 2010-04-06
7671738 Fan system and driving control device of motor Chia-Huang Wu, Yen-Hung Wu, Yueh-Lung Huang, Wen-Shi Huang 2010-03-02
7358791 Discharge protection circuit Todd Wu, Yueh-Lung Huang, Tung-hung Hsiao 2008-04-15